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Overview
| Comment: | Make provisions in the code to support Provisions to support caching of serialized statements in the SSE extension. (CVS 3139) |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 5048fae04227857c064c0ba48eb11bed |
| User & Date: | drh 2006-03-16 14:05:15 |
Context
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2006-03-16
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| 16:19 | Fix some compiler warnings. (CVS 3140) check-in: 6c5175bc user: drh tags: trunk | |
| 14:05 | Make provisions in the code to support Provisions to support caching of serialized statements in the SSE extension. (CVS 3139) check-in: 5048fae0 user: drh tags: trunk | |
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2006-03-15
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| 22:44 | Performance improvement in sqlite3VdbeAddOp(). (CVS 3138) check-in: 6bcbe8fc user: drh tags: trunk | |
Changes
Changes to src/main.c.
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** ************************************************************************* ** Main file for the SQLite library. The routines in this file ** implement the programmer interface to the library. Routines in ** other files are for internal use by SQLite and should not be ** accessed by users of the library. ** ** $Id: main.c,v 1.337 2006/03/13 15:06:07 drh Exp $ */ #include "sqliteInt.h" #include "os.h" #include <ctype.h> /* ** The following constant value is used by the SQLITE_BIGENDIAN and ................................................................................ return SQLITE_OK; } if( sqlite3SafetyCheck(db) ){ return SQLITE_MISUSE; } #ifdef SQLITE_SSE sqlite3_finalize(db->pFetch); #endif /* If there are any outstanding VMs, return SQLITE_BUSY. */ if( db->pVdbe ){ sqlite3Error(db, SQLITE_BUSY, "Unable to close due to unfinalised statements"); return SQLITE_BUSY; |
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** ************************************************************************* ** Main file for the SQLite library. The routines in this file ** implement the programmer interface to the library. Routines in ** other files are for internal use by SQLite and should not be ** accessed by users of the library. ** ** $Id: main.c,v 1.338 2006/03/16 14:05:15 drh Exp $ */ #include "sqliteInt.h" #include "os.h" #include <ctype.h> /* ** The following constant value is used by the SQLITE_BIGENDIAN and ................................................................................ return SQLITE_OK; } if( sqlite3SafetyCheck(db) ){ return SQLITE_MISUSE; } #ifdef SQLITE_SSE sqlite3SseCleanup(db); #endif /* If there are any outstanding VMs, return SQLITE_BUSY. */ if( db->pVdbe ){ sqlite3Error(db, SQLITE_BUSY, "Unable to close due to unfinalised statements"); return SQLITE_BUSY; |
Changes to src/vdbeInt.h.
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u8 explain; /* True if EXPLAIN present on SQL command */ u8 changeCntOn; /* True to update the change-counter */ u8 aborted; /* True if ROLLBACK in another VM causes an abort */ u8 expired; /* True if the VM needs to be recompiled */ u8 minWriteFileFormat; /* Minimum file format for writable database files */ int nChange; /* Number of db changes made since last reset */ i64 startTime; /* Time when query started - used for profiling */ }; /* ** The following are allowed values for Vdbe.magic */ #define VDBE_MAGIC_INIT 0x26bceaa5 /* Building a VDBE program */ #define VDBE_MAGIC_RUN 0xbdf20da3 /* VDBE is ready to execute */ |
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u8 explain; /* True if EXPLAIN present on SQL command */ u8 changeCntOn; /* True to update the change-counter */ u8 aborted; /* True if ROLLBACK in another VM causes an abort */ u8 expired; /* True if the VM needs to be recompiled */ u8 minWriteFileFormat; /* Minimum file format for writable database files */ int nChange; /* Number of db changes made since last reset */ i64 startTime; /* Time when query started - used for profiling */ #ifdef SQLITE_SSE int fetchId; /* Statement number used by sqlite3_fetch_statement */ int lru; /* Counter used for LRU cache replacement */ #endif }; /* ** The following are allowed values for Vdbe.magic */ #define VDBE_MAGIC_INIT 0x26bceaa5 /* Building a VDBE program */ #define VDBE_MAGIC_RUN 0xbdf20da3 /* VDBE is ready to execute */ |